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Finding the Fourth Proportional to 79,843.32, 119,700.02 and 29,895.44

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Solution

The fourth proportional to 79,843.32, 119,700.02 and 29,895.44 is: 44,818.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,843.32 : 119,700.02 = 29,895.44 : x
  2. Step 2: Convert to fraction form
    79,843.32/119,700.02 = 29,895.44/x
  3. Step 3: Cross multiply
    79,843.32x = 119,700.02 × 29,895.44
  4. Step 4: Simplify right side
    79,843.32x = 3,578,484,765.91
  5. Step 5: Solve for x
    x = 3,578,484,765.91/79,843.32
  6. Step 6: Final answer
    x = 44,818.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.